Authorities said that the extent of the injuries sustained by the motorcycle driver was "unknown" at this time.
Traffic Headlines
Aerial video showed all four vehicles inside a crime-scene taped area.
The driver and three other people in that car were pronounced dead on scene. One person in the front passenger seat was airlifted for medical treatment.Â
One person was killed in a single vehicle wreck in the southbound lanes of the Loop 101 Agua Fria Freeway early Saturday afternoon.
DPS says that one of the involved drivers left the scene after the crash.Â
The six injured are expected to survive.
The deadly crash happened in the eastbound lanes at 52nd Street shortly after 10 p.m. Wednesday.
Three vehicles were involved in the crash.
